BSA/Triumph Piston B25 & TR25 +040. Gugin pin 11/16" = 17.5mm. Compression hight 29.75mm.
Bore: 67mm +040 (=68mm). including gudgeon Pin, piston rings and circlips. Piston Clearance 0.12mm or 45thou.
comp. ratio 9.25:1.
Bore: 67mm +040 (=68mm). including gudgeon Pin, piston rings and circlips. Piston Clearance 0.12mm or 45thou.
comp. ratio 9.25:1.
Article number
BOA87
Price excl. VAT
€ 137,50